- Series: Grey Griffins Series Record # 17531
- Series Tags: juvenile fantasy (6), steampunk (3), magic (2), goblins (2), Card games (1), antique shop (1), fate (1), mythical creatures (1), shapeshifter (1), wizards (1), robots (1), technology (1), mythical animals (1), fairies (1), monsters (1)
- Grey Griffins
- 1 The Revenge of the Shadow King (2006) by Derek Benz and J. S. Lewis
- 2 The Rise of the Black Wolf (2007) by Derek Benz and J. S. Lewis
- 3 The Fall of the Templar (2008) by Derek Benz and J. S. Lewis
- The Clockwork Chronicles
- 1 The Brimstone Key (2010) by Derek Benz and J. S. Lewis
- 2 The Relic Hunters (2011) by Derek Benz and J. S. Lewis
- 3 The Paragon Prison (2012) by Derek Benz and J. S. Lewis